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61 lines
2.1 KiB
Rust
61 lines
2.1 KiB
Rust
/*
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* Copyright (c) 2020-2023, Stalwart Labs Ltd.
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*
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* This file is part of the Stalwart Sieve Interpreter.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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* in the LICENSE file at the top-level directory of this distribution.
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* You can be released from the requirements of the AGPLv3 license by
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* purchasing a commercial license. Please contact licensing@stalw.art
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* for more details.
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*/
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use serde::{Deserialize, Serialize};
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use crate::sieve::compiler::{
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grammar::{
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instruction::{CompilerState, Instruction},
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Capability,
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},
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lexer::{word::Word, Token},
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CompileError, Value,
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};
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#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
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pub(crate) struct Keep {
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pub flags: Vec<Value>,
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}
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impl<'x> CompilerState<'x> {
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pub(crate) fn parse_keep(&mut self) -> Result<(), CompileError> {
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let cmd = Instruction::Keep(Keep {
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flags: match self.tokens.peek().map(|r| r.map(|t| &t.token)) {
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Some(Ok(Token::Tag(Word::Flags))) => {
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let token_info = self.tokens.next().unwrap().unwrap();
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self.validate_argument(
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0,
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Capability::Imap4Flags.into(),
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token_info.line_num,
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token_info.line_pos,
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)?;
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self.parse_strings(false)?
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}
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_ => Vec::new(),
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},
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});
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self.instructions.push(cmd);
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Ok(())
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}
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}
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